2002-07-14-MiscTests3.c source code [clang_source_code/test/CodeGen/2002-07-14-MiscTests3.c]

1	// RUN: %clang_cc1 -w -emit-llvm %s -o /dev/null
2
3	void *malloc(unsigned);
4	int puts(const char *s);
5
6	struct FunStructTest {
7	int Test1;
8	char *Pointer;
9	int Array[12];
10	};
11
12	struct SubStruct {
13	short X, Y;
14	};
15
16	struct Quad {
17	int w;
18	struct SubStruct SS;
19	struct SubStruct *SSP;
20	char c;
21	int y;
22	};
23
24	struct Quad GlobalQuad = { 4, {1, 2}, 0, 3, 156 };
25
26	typedef int (*FuncPtr)(int);
27
28	unsigned PtrFunc(int (*Func)(int), int X) {
29	return Func(X);
30	}
31
32	char PtrFunc2(FuncPtr FuncTab[30], int Num) {
33	return FuncTab[Num]('b');
34	}
35
36	extern char SmallArgs2(char w, char x, long long Zrrk, char y, char z);
37	extern int SomeFunc(void);
38	char SmallArgs(char w, char x, char y, char z) {
39	SomeFunc();
40	return SmallArgs2(w-1, x+1, y, z, w);
41	}
42
43	static int F0(struct Quad Q, int i) { /* Pass Q by value */
44	struct Quad R;
45	if (i) R.SS = Q.SS;
46	Q.SSP = &R.SS;
47	Q.w = Q.y = Q.c = 1;
48	return Q.SS.Y + i + R.y - Q.c;
49	}
50
51	int F1(struct Quad Q, int i) { / Pass Q by address */
52	struct Quad R;
53	#if 0
54	if (i) R.SS = Q->SS;
55	#else
56	if (i) R = *Q;
57	#endif
58	Q->w = Q->y = Q->c = 1;
59	return Q->SS.Y+i+R.y-Q->c;
60	}
61
62
63	int BadFunc(float Val) {
64	int Result;
65	if (Val > 12.345) Result = 4;
66	return Result; /* Test use of undefined value */
67	}
68
69	int RealFunc(void) {
70	return SomeUndefinedFunction(1, 4, 5);
71	}
72
73	extern int EF1(int , char , int *);
74
75	int Func(int Param, long long Param2) {
76	int Result = Param;
77
78	{{{{
79	char c; int X;
80	EF1(&Result, &c, &X);
81	}}}
82
83	{ // c & X are duplicate names!
84	char c; int X;
85	EF1(&Result, &c, &X);
86	}
87
88	}
89	return Result;
90	}
91
92
93	short FunFunc(long long x, char z) {
94	return x+z;
95	}
96
97	unsigned castTest(int X) { return X; }
98
99	double TestAdd(double X, float Y) {
100	return X+Y+.5;
101	}
102
103	int func(int i, int j) {
104	while (i != 20)
105	i += 2;
106
107	j += func(2, i);
108	return (i * 3 + j2)j;
109	}
110
111	int SumArray(int Array[], int Num) {
112	int i, Result = 0;
113	for (i = 0; i < Num; ++i)
114	Result += Array[i];
115
116	return Result;
117	}
118
119	int ArrayParam(int Values[100]) {
120	return EF1((int)Values[50], (char)1, &Values[50]);
121	}
122
123	int ArrayToSum(void) {
124	int A[100], i;
125	for (i = 0; i < 100; ++i)
126	A[i] = i*4;
127
128	return A[A[0]]; //SumArray(A, 100);
129	}
130
131
132	int ExternFunc(long long, unsigned*, short, unsigned char);
133
134	int main(int argc, char *argv[]) {
135	unsigned i;
136	puts("Hello world!\n");
137
138	ExternFunc(-1, 0, (short)argc, 2);
139	//func(argc, argc);
140
141	for (i = 0; i < 10; i++)
142	puts(argv[3]);
143	return 0;
144	}
145
146	double MathFunc(double X, double Y, double Z,
147	double AA, double BB, double CC, double DD,
148	double EE, double FF, double GG, double HH,
149	double aAA, double aBB, double aCC, double aDD,
150	double aEE, double aFF) {
151	return X + Y + Z + AA + BB + CC + DD + EE + FF + GG + HH
152	+ aAA + aBB + aCC + aDD + aEE + aFF;
153	}
154
155
156
157	void strcpy(char s1, char s2) {
158	while (s1++ = s2++);
159	}
160
161	void strcat(char s1, char s2) {
162	while (*s1++);
163	s1--;
164	while (s1++ = s2++);
165	}
166
167	int strcmp(char s1, char s2) {
168	while (s1++ == s2++);
169	if (*s1 == 0) {
170	if (*s2 == 0) {
171	return 0;
172	} else {
173	return -1;
174	}
175	} else {
176	if (*s2 == 0) {
177	return 1;
178	} else {
179	return ((--s1) - (--s2));
180	}
181	}
182	}
183

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